mirror of https://github.com/rigreco/UniDisk.git
548 lines
70 KiB
Plaintext
548 lines
70 KiB
Plaintext
------+----------------------+-------------+----+---------+------+-----------------------+-------------------------------------------------------------------
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Line | # File Line | Line Type | MX | Reloc | Size | Address Object Code | Source Code
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------+----------------------+-------------+----+---------+------+-----------------------+-------------------------------------------------------------------
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1 | 1 FPMain.asm 1 | Comment | 11 | | 0 | 00/8000 | *
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2 | 1 FPMain.asm 2 | Comment | 11 | | 0 | 00/8000 | * Unidisk 3.5 Driver MAIN <alfa>
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3 | 1 FPMain.asm 3 | Comment | 11 | | 0 | 00/8000 | *
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4 | 1 FPMain.asm 4 | Comment | 11 | | 0 | 00/8000 | * The target of this project is to use the Unidisk 3.5 drive to perform
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5 | 1 FPMain.asm 5 | Comment | 11 | | 0 | 00/8000 | * specific numerical routines (integers and floating point numbers)
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6 | 1 FPMain.asm 6 | Comment | 11 | | 0 | 00/8000 | * calculation in order to use it as a Apple II co-processor unit.
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7 | 1 FPMain.asm 7 | Comment | 11 | | 0 | 00/8000 | *
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8 | 1 FPMain.asm 8 | Comment | 11 | | 0 | 00/8000 | * Copyright (C) 2015 Riccardo Greco <rigreco.grc@gmail.com>.
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9 | 1 FPMain.asm 9 | Comment | 11 | | 0 | 00/8000 | *
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10 | 1 FPMain.asm 10 | Comment | 11 | | 0 | 00/8000 | * This program is free software: you can redistribute it and/or modify
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11 | 1 FPMain.asm 11 | Comment | 11 | | 0 | 00/8000 | * it under the terms of the GNU General Public License as published by
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12 | 1 FPMain.asm 12 | Comment | 11 | | 0 | 00/8000 | * the Free Software Foundation, either version 3 of the License, or
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13 | 1 FPMain.asm 13 | Comment | 11 | | 0 | 00/8000 | * (at your option) any later version.
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14 | 1 FPMain.asm 14 | Comment | 11 | | 0 | 00/8000 | * This program is distributed in the hope that it will be useful,
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15 | 1 FPMain.asm 15 | Comment | 11 | | 0 | 00/8000 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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16 | 1 FPMain.asm 16 | Comment | 11 | | 0 | 00/8000 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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17 | 1 FPMain.asm 17 | Comment | 11 | | 0 | 00/8000 | * GNU General Public License for more details.
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18 | 1 FPMain.asm 18 | Comment | 11 | | 0 | 00/8000 | * You should have received a copy of the GNU General Public License
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19 | 1 FPMain.asm 19 | Comment | 11 | | 0 | 00/8000 | * along with this program. If not, see <http://www.gnu.org/licenses/>.
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20 | 1 FPMain.asm 20 | Comment | 11 | | 0 | 00/8000 | *
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21 | 1 FPMain.asm 21 | Comment | 11 | | 0 | 00/8000 | *
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22 | 1 FPMain.asm 22 | Comment | 11 | | 0 | 00/8000 | * @com.wudsn.ide.asm.hardware=APPLE2
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23 | 1 FPMain.asm 23 | Comment | 11 | | 0 | 00/8000 | *
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24 | 1 FPMain.asm 24 | Comment | 11 | | 0 | 00/8000 | * Protocol Converter Call
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25 | 1 FPMain.asm 25 | Directive | 11 | | 0 | 00/8000 | XC
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26 | 1 FPMain.asm 26 | Equivalence | 11 | | 0 | 00/8000 | ZPTempL equ $0006 ;Temporary zero page storage
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27 | 1 FPMain.asm 27 | Equivalence | 11 | | 0 | 00/8000 | ZPTempH equ $0007
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28 | 1 FPMain.asm 28 | Comment | 11 | | 0 | 00/8000 | ** Zero page storage **
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29 | 1 FPMain.asm 29 | Equivalence | 11 | | 0 | 00/8000 | N1 equ $FA ;25 4 Byte FP FA--FD (FP1)
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30 | 1 FPMain.asm 30 | Equivalence | 11 | | 0 | 00/8000 | N2 equ $EC ;27 4 Byte FP EC--EF (FP2)
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31 | 1 FPMain.asm 31 | Equivalence | 11 | | 0 | 00/8000 | RSLT equ $7000 ;29
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32 | 1 FPMain.asm 32 | Comment | 11 | | 0 | 00/8000 | *** Monitor routines ***
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33 | 1 FPMain.asm 33 | Equivalence | 11 | | 0 | 00/8000 | COut equ $FDED ;Console output ASCII
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34 | 1 FPMain.asm 34 | Equivalence | 11 | | 0 | 00/8000 | CROut equ $FD8E ;Carriage return
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35 | 1 FPMain.asm 35 | Comment | 11 | | 0 | 00/8000 | ** Command Code **
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36 | 1 FPMain.asm 36 | Equivalence | 11 | | 0 | 00/8000 | StatusCmd equ 0
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37 | 1 FPMain.asm 37 | Comment | 11 | | 0 | 00/8000 | ** Status Code **
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38 | 1 FPMain.asm 38 | Comment | 11 | | 0 | 00/8000 | * StatusDIB equ 3
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39 | 1 FPMain.asm 39 | Equivalence | 11 | | 0 | 00/8000 | StatusUNI equ 5
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40 | 1 FPMain.asm 40 | Comment | 11 | | 0 | 00/8000 | *
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41 | 1 FPMain.asm 41 | Equivalence | 11 | | 0 | 00/8000 | ControlCmd equ 4
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42 | 1 FPMain.asm 42 | Comment | 11 | | 0 | 00/8000 | ** Control Codes **
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43 | 1 FPMain.asm 43 | Equivalence | 11 | | 0 | 00/8000 | Eject equ 4
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44 | 1 FPMain.asm 44 | Equivalence | 11 | | 0 | 00/8000 | Run equ 5
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45 | 1 FPMain.asm 45 | Equivalence | 11 | | 0 | 00/8000 | SetDWLoad equ 6
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46 | 1 FPMain.asm 46 | Equivalence | 11 | | 0 | 00/8000 | DWLoad equ 7
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47 | 1 FPMain.asm 47 | Comment | 11 | | 0 | 00/8000 | *
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48 | 1 FPMain.asm 48 | Directive | 11 | | 0 | 00/8000 | org $6000
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49 | 1 FPMain.asm 49 | Comment | 11 | | 0 | 00/6000 | *****************************************************
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50 | 1 FPMain.asm 50 | Empty | 11 | | 0 | 00/6000 |
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51 | 1 FPMain.asm 51 | Comment | 11 | | 0 | 00/6000 | *
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52 | 1 FPMain.asm 52 | Comment | 11 | | 0 | 00/6000 | * Find a Protocol Converter in one of the slots.
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53 | 1 FPMain.asm 53 | Code | 11 | | 3 | 00/6000 : 20 A2 60 | START jsr {ozunid_4}
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54 | 1 FPMain.asm 54 | Code | 11 | | 2 | 00/6003 : B0 10 | bcs {ozunid_1}
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55 | 1 FPMain.asm 55 | Comment | 11 | | 0 | 00/6005 | *** Eject ***
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56 | 1 FPMain.asm 56 | Code | 11 | | 3 | 00/6005 : 20 D7 60 | jsr {ozunid_9}
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57 | 1 FPMain.asm 57 | Data | 11 | | 1 | 00/6008 : 04 | dfb {4}
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58 | 1 FPMain.asm 58 | Data | 11 | | 2 | 00/6009 : F6 60 | dw {ozunid_15}
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59 | 1 FPMain.asm 59 | Comment | 11 | | 0 | 00/600B | *** Set Address ***
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60 | 1 FPMain.asm 60 | Code | 11 | | 3 | 00/600B : 20 D7 60 | jsr {ozunid_9}
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61 | 1 FPMain.asm 61 | Data | 11 | | 1 | 00/600E : 04 | dfb {4}
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62 | 1 FPMain.asm 62 | Data | 11 | | 2 | 00/600F : E7 60 | dw {ozunid_12}
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63 | 1 FPMain.asm 63 | Comment | 11 | | 0 | 00/6011 | *
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64 | 1 FPMain.asm 64 | Code | 11 | | 3 | 00/6011 : 20 37 60 | jsr EXEC ; Jump the Error routine
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65 | 1 FPMain.asm 65 | Code | 11 | | 1 | 00/6014 : 60 | rts
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66 | 1 FPMain.asm 66 | Comment | 11 | | 0 | 00/6015 | *********************************************
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67 | 1 FPMain.asm 67 | Empty | 11 | | 0 | 00/6015 | ozunid_1
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68 | 1 FPMain.asm 67 | Equivalence | 11 | | 0 | 00/6015 | Error equ ozunid_1
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69 | 1 FPMain.asm 68 | Comment | 11 | | 0 | 00/6015 | *
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70 | 1 FPMain.asm 69 | Comment | 11 | | 0 | 00/6015 | * There is either no PC around, or there was no give message
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71 | 1 FPMain.asm 70 | Comment | 11 | | 0 | 00/6015 | *
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72 | 1 FPMain.asm 71 | Code | 11 | | 2 | 00/6015 : A2 00 | ldx #0
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73 | 1 FPMain.asm 72 | Empty | 11 | | 0 | 00/6017 | ozunid_2
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74 | 1 FPMain.asm 72 | Equivalence | 11 | | 0 | 00/6017 | err1 equ ozunid_2
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75 | 1 FPMain.asm 73 | Code | 11 | | 3 | 00/6017 : BD 23 60 | lda Message,x
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76 | 1 FPMain.asm 74 | Code | 11 | | 2 | 00/601A : F0 06 | beq {ozunid_3}
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77 | 1 FPMain.asm 75 | Code | 11 | | 3 | 00/601C : 20 ED FD | jsr {$FDED}
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78 | 1 FPMain.asm 76 | Code | 11 | | 1 | 00/601F : E8 | inx
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79 | 1 FPMain.asm 77 | Code | 11 | | 2 | 00/6020 : D0 F5 | bne {ozunid_2}
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80 | 1 FPMain.asm 78 | Comment | 11 | | 0 | 00/6022 | *
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81 | 1 FPMain.asm 79 | Empty | 11 | | 0 | 00/6022 | ozunid_3
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82 | 1 FPMain.asm 79 | Equivalence | 11 | | 0 | 00/6022 | errout equ ozunid_3
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83 | 1 FPMain.asm 80 | Code | 11 | | 1 | 00/6022 : 60 | rts
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84 | 1 FPMain.asm 81 | Comment | 11 | | 0 | 00/6023 | *
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85 | 1 FPMain.asm 82 | Data | 11 | | 18 | 00/6023 : 4E 4F 20 50 | Message asc 'NO PC OR NO DEVICE'
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| | | | | | 43 20 4F 52 |
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| | | | | | 20 4E 4F 20 |
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| | | | | | 44 45 56 49 |
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| | | | | | 43 45 |
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86 | 1 FPMain.asm 83 | Data | 11 | | 2 | 00/6035 : 8D 00 | dfb $8D,0
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87 | 1 FPMain.asm 84 | Comment | 11 | | 0 | 00/6037 | *********************************************
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88 | 1 FPMain.asm 85 | Comment | 11 | | 0 | 00/6037 | *
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89 | 1 FPMain.asm 86 | Empty | 11 | | 0 | 00/6037 |
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90 | 1 FPMain.asm 87 | Comment | 11 | | 0 | 00/6037 | ** Set the Input Value first in Dynamic data **
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91 | 1 FPMain.asm 88 | Comment | 11 | | 0 | 00/6037 | ** 4 Byte N1 to FP1 **
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92 | 1 FPMain.asm 89 | Code | 11 | | 2 | 00/6037 : A5 FA | EXEC lda {$FA} ;X1
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93 | 1 FPMain.asm 90 | Code | 11 | | 3 | 00/6039 : 8D 38 62 | sta $6238 ; Absolute addressing
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94 | 1 FPMain.asm 91 | Code | 11 | | 2 | 00/603C : A5 FB | lda {$FA}+1 ;M1 (1)
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95 | 1 FPMain.asm 92 | Code | 11 | | 3 | 00/603E : 8D 39 62 | sta $6239
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96 | 1 FPMain.asm 93 | Code | 11 | | 2 | 00/6041 : A5 FC | lda {$FA}+2 ;M1 (2)
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97 | 1 FPMain.asm 94 | Code | 11 | | 3 | 00/6043 : 8D 3A 62 | sta $623A
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98 | 1 FPMain.asm 95 | Code | 11 | | 2 | 00/6046 : A5 FD | lda {$FA}+3 ;M1 (3)
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99 | 1 FPMain.asm 96 | Code | 11 | | 3 | 00/6048 : 8D 3B 62 | sta $623B
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100 | 1 FPMain.asm 97 | Empty | 11 | | 0 | 00/604B |
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101 | 1 FPMain.asm 98 | Comment | 11 | | 0 | 00/604B | ** 4 Byte N2 to FP2 **
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102 | 1 FPMain.asm 99 | Code | 11 | | 2 | 00/604B : A5 EC | lda {$EC} ;X2
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103 | 1 FPMain.asm 100 | Code | 11 | | 3 | 00/604D : 8D 3C 62 | sta $623C
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104 | 1 FPMain.asm 101 | Code | 11 | | 2 | 00/6050 : A5 ED | lda {$EC}+1 ;M2 (1)
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105 | 1 FPMain.asm 102 | Code | 11 | | 3 | 00/6052 : 8D 3D 62 | sta $623D
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106 | 1 FPMain.asm 103 | Code | 11 | | 2 | 00/6055 : A5 EE | lda {$EC}+2 ;M2 (2)
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107 | 1 FPMain.asm 104 | Code | 11 | | 3 | 00/6057 : 8D 3E 62 | sta $623E
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108 | 1 FPMain.asm 105 | Code | 11 | | 2 | 00/605A : A5 EF | lda {$EC}+3 ;M2 (3)
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109 | 1 FPMain.asm 106 | Code | 11 | | 3 | 00/605C : 8D 3F 62 | sta $623F
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110 | 1 FPMain.asm 107 | Empty | 11 | | 0 | 00/605F |
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111 | 1 FPMain.asm 108 | Comment | 11 | | 0 | 00/605F | *** Download ***
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112 | 1 FPMain.asm 109 | Code | 11 | | 3 | 00/605F : 20 D7 60 | jsr {ozunid_9}
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113 | 1 FPMain.asm 110 | Data | 11 | | 1 | 00/6062 : 04 | dfb {4}
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114 | 1 FPMain.asm 111 | Data | 11 | | 2 | 00/6063 : EC 60 | dw {ozunid_13}
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115 | 1 FPMain.asm 112 | Empty | 11 | | 0 | 00/6065 |
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116 | 1 FPMain.asm 113 | Comment | 11 | | 0 | 00/6065 | ** Set Unidisk Registers **
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117 | 1 FPMain.asm 114 | Comment | 11 | | 0 | 00/6065 | * ;First time execution
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118 | 1 FPMain.asm 115 | Code | 11 | | 2 | 00/6065 : A9 00 | lda #$00 ; Target the first time entry point
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119 | 1 FPMain.asm 116 | Code | 11 | | 3 | 00/6067 : 8D 03 61 | sta LowPC_reg ; First time set init value of PC, just for the next execution
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120 | 1 FPMain.asm 117 | Comment | 11 | | 0 | 00/606A | * The program begin to PC preset to $0500 *
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121 | 1 FPMain.asm 118 | Comment | 11 | | 0 | 00/606A | *
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122 | 1 FPMain.asm 119 | Comment | 11 | | 0 | 00/606A | ** Execute **
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123 | 1 FPMain.asm 120 | Code | 11 | | 3 | 00/606A : 20 D7 60 | jsr {ozunid_9}
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124 | 1 FPMain.asm 121 | Data | 11 | | 1 | 00/606D : 04 | dfb {4}
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125 | 1 FPMain.asm 122 | Data | 11 | | 2 | 00/606E : F1 60 | dw {ozunid_14}
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126 | 1 FPMain.asm 123 | Comment | 11 | | 0 | 00/6070 | ** Read **
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127 | 1 FPMain.asm 124 | Code | 11 | | 3 | 00/6070 : 20 D7 60 | READ jsr {ozunid_9}
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128 | 1 FPMain.asm 125 | Data | 11 | | 1 | 00/6073 : 00 | dfb {0}
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129 | 1 FPMain.asm 126 | Data | 11 | | 2 | 00/6074 : DA 60 | dw {ozunid_10}
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130 | 1 FPMain.asm 127 | Code | 11 | | 2 | 00/6076 : B0 9D | bcs {ozunid_1}
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131 | 1 FPMain.asm 128 | Empty | 11 | | 0 | 00/6078 |
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132 | 1 FPMain.asm 129 | Comment | 11 | | 0 | 00/6078 | **** Store Output results in //c ****
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133 | 1 FPMain.asm 130 | Empty | 11 | | 0 | 00/6078 |
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134 | 1 FPMain.asm 131 | Comment | 11 | | 0 | 00/6078 | * First time execute *
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135 | 1 FPMain.asm 132 | Code | 11 | | 3 | 00/6078 : AD E2 60 | lda UNIAcc_reg
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136 | 1 FPMain.asm 133 | Code | 11 | | 3 | 00/607B : 8D 00 70 | sta {$7000}
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137 | 1 FPMain.asm 134 | Code | 11 | | 3 | 00/607E : AD E3 60 | lda UNIX_reg
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138 | 1 FPMain.asm 135 | Code | 11 | | 3 | 00/6081 : 8D 01 70 | sta {$7000}+1 ; Store the result
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139 | 1 FPMain.asm 136 | Code | 11 | | 3 | 00/6084 : AD E4 60 | lda UNIY_reg
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140 | 1 FPMain.asm 137 | Code | 11 | | 3 | 00/6087 : 8D 02 70 | sta {$7000}+2
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141 | 1 FPMain.asm 138 | Empty | 11 | | 0 | 00/608A |
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142 | 1 FPMain.asm 139 | Comment | 11 | | 0 | 00/608A | ** Second time execute **
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143 | 1 FPMain.asm 140 | Code | 11 | | 2 | 00/608A : A9 3C | lda #$3C ; Target the secont time entry point
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144 | 1 FPMain.asm 141 | Code | 11 | | 3 | 00/608C : 8D 03 61 | sta LowPC_reg ; Second time set new value of PC
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145 | 1 FPMain.asm 142 | Comment | 11 | | 0 | 00/608F | ** Execute **
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146 | 1 FPMain.asm 143 | Code | 11 | | 3 | 00/608F : 20 D7 60 | jsr {ozunid_9}
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147 | 1 FPMain.asm 144 | Data | 11 | | 1 | 00/6092 : 04 | dfb {4}
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148 | 1 FPMain.asm 145 | Data | 11 | | 2 | 00/6093 : F1 60 | dw {ozunid_14}
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149 | 1 FPMain.asm 146 | Comment | 11 | | 0 | 00/6095 | ** Read **
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150 | 1 FPMain.asm 147 | Code | 11 | | 3 | 00/6095 : 20 D7 60 | jsr {ozunid_9}
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151 | 1 FPMain.asm 148 | Data | 11 | | 1 | 00/6098 : 00 | dfb {0}
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152 | 1 FPMain.asm 149 | Data | 11 | | 2 | 00/6099 : DA 60 | dw {ozunid_10}
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153 | 1 FPMain.asm 150 | Comment | 11 | | 0 | 00/609B | * bcs Error
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154 | 1 FPMain.asm 151 | Empty | 11 | | 0 | 00/609B |
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155 | 1 FPMain.asm 152 | Comment | 11 | | 0 | 00/609B | * Second time execute only to read the latest Byte of FP1*
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156 | 1 FPMain.asm 153 | Code | 11 | | 3 | 00/609B : AD E2 60 | lda UNIAcc_reg
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157 | 1 FPMain.asm 154 | Code | 11 | | 3 | 00/609E : 8D 03 70 | sta {$7000}+3
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158 | 1 FPMain.asm 155 | Comment | 11 | | 0 | 00/60A1 | *
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159 | 1 FPMain.asm 156 | Code | 11 | | 1 | 00/60A1 : 60 | rts
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160 | 1 FPMain.asm 157 | Empty | 11 | | 0 | 00/60A2 |
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161 | 1 FPMain.asm 158 | Comment | 11 | | 0 | 00/60A2 | ******************************************************
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162 | 1 FPMain.asm 159 | Empty | 11 | | 0 | 00/60A2 | ozunid_4
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163 | 1 FPMain.asm 159 | Equivalence | 11 | | 0 | 00/60A2 | FindPC equ ozunid_4
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164 | 1 FPMain.asm 160 | Comment | 11 | | 0 | 00/60A2 | *
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165 | 1 FPMain.asm 161 | Comment | 11 | | 0 | 00/60A2 | * Search slot 7 to slot 1 looking for signature bytes
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166 | 1 FPMain.asm 162 | Comment | 11 | | 0 | 00/60A2 | *
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167 | 1 FPMain.asm 163 | Code | 11 | | 2 | 00/60A2 : A2 07 | ldx #7 ;Do for seven slots
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168 | 1 FPMain.asm 164 | Code | 11 | | 2 | 00/60A4 : A9 C7 | lda #$C7
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169 | 1 FPMain.asm 165 | Code | 11 | | 2 | 00/60A6 : 85 07 | sta {$0007}
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170 | 1 FPMain.asm 166 | Code | 11 | | 2 | 00/60A8 : A9 00 | lda #$00
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171 | 1 FPMain.asm 167 | Code | 11 | | 2 | 00/60AA : 85 06 | sta {$0006}
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172 | 1 FPMain.asm 168 | Comment | 11 | | 0 | 00/60AC | *
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173 | 1 FPMain.asm 169 | Empty | 11 | | 0 | 00/60AC | ozunid_5
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174 | 1 FPMain.asm 169 | Equivalence | 11 | | 0 | 00/60AC | newslot equ ozunid_5
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175 | 1 FPMain.asm 170 | Code | 11 | | 2 | 00/60AC : A0 07 | ldy #7
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176 | 1 FPMain.asm 171 | Comment | 11 | | 0 | 00/60AE | *
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177 | 1 FPMain.asm 172 | Empty | 11 | | 0 | 00/60AE | ozunid_6
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178 | 1 FPMain.asm 172 | Equivalence | 11 | | 0 | 00/60AE | again equ ozunid_6
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179 | 1 FPMain.asm 173 | Code | 11 | | 2 | 00/60AE : B1 06 | lda ({$0006}),y
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180 | 1 FPMain.asm 174 | Code | 11 | | 3 | 00/60B0 : D9 CF 60 | cmp sigtab,y ;One for byte signature
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181 | 1 FPMain.asm 175 | Code | 11 | | 2 | 00/60B3 : F0 07 | beq {ozunid_7} ;Found one signature byte
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182 | 1 FPMain.asm 176 | Code | 11 | | 2 | 00/60B5 : C6 07 | dec {$0007}
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183 | 1 FPMain.asm 177 | Code | 11 | | 1 | 00/60B7 : CA | dex
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184 | 1 FPMain.asm 178 | Code | 11 | | 2 | 00/60B8 : D0 F2 | bne {ozunid_5}
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185 | 1 FPMain.asm 179 | Comment | 11 | | 0 | 00/60BA | *
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186 | 1 FPMain.asm 180 | Comment | 11 | | 0 | 00/60BA | * if we get here, no PC find
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187 | 1 FPMain.asm 181 | Code | 11 | | 1 | 00/60BA : 38 | sec
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188 | 1 FPMain.asm 182 | Code | 11 | | 1 | 00/60BB : 60 | rts
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189 | 1 FPMain.asm 183 | Comment | 11 | | 0 | 00/60BC | *
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190 | 1 FPMain.asm 184 | Comment | 11 | | 0 | 00/60BC | * if we get here, no byte find on PC
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191 | 1 FPMain.asm 185 | Empty | 11 | | 0 | 00/60BC | ozunid_7
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192 | 1 FPMain.asm 185 | Equivalence | 11 | | 0 | 00/60BC | maybe equ ozunid_7
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193 | 1 FPMain.asm 186 | Code | 11 | | 1 | 00/60BC : 88 | dey
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194 | 1 FPMain.asm 187 | Code | 11 | | 1 | 00/60BD : 88 | dey ;if N=1 then all sig bytes OK
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195 | 1 FPMain.asm 188 | Code | 11 | | 2 | 00/60BE : 10 EE | bpl {ozunid_6}
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196 | 1 FPMain.asm 189 | Comment | 11 | | 0 | 00/60C0 | * Found PC interface. Set up call address.
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197 | 1 FPMain.asm 190 | Comment | 11 | | 0 | 00/60C0 | * we already have high byte ($CN), we need low byte
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198 | 1 FPMain.asm 191 | Comment | 11 | | 0 | 00/60C0 | *
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199 | 1 FPMain.asm 192 | Empty | 11 | | 0 | 00/60C0 | ozunid_8
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200 | 1 FPMain.asm 192 | Equivalence | 11 | | 0 | 00/60C0 | foundPC equ ozunid_8
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201 | 1 FPMain.asm 193 | Code | 11 | | 2 | 00/60C0 : A9 FF | lda #$FF
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202 | 1 FPMain.asm 194 | Code | 11 | | 2 | 00/60C2 : 85 06 | sta {$0006}
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203 | 1 FPMain.asm 195 | Code | 11 | | 2 | 00/60C4 : A0 00 | ldy #0 ;For indirect load
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204 | 1 FPMain.asm 196 | Code | 11 | | 2 | 00/60C6 : B1 06 | lda ({$0006}),y ;Get the byte
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205 | 1 FPMain.asm 197 | Comment | 11 | | 0 | 00/60C8 | *
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206 | 1 FPMain.asm 198 | Comment | 11 | | 0 | 00/60C8 | * Now the Acc has the low oreder ProDOS entry point.
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207 | 1 FPMain.asm 199 | Comment | 11 | | 0 | 00/60C8 | * The PC entry is three locations past this ...
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208 | 1 FPMain.asm 200 | Comment | 11 | | 0 | 00/60C8 | *
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209 | 1 FPMain.asm 201 | Code | 11 | | 1 | 00/60C8 : 18 | clc
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210 | 1 FPMain.asm 202 | Code | 11 | | 2 | 00/60C9 : 69 03 | adc #3
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211 | 1 FPMain.asm 203 | Code | 11 | | 2 | 00/60CB : 85 06 | sta {$0006}
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212 | 1 FPMain.asm 204 | Comment | 11 | | 0 | 00/60CD | *
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213 | 1 FPMain.asm 205 | Comment | 11 | | 0 | 00/60CD | * Now ZPTempL has PC entry point.
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214 | 1 FPMain.asm 206 | Comment | 11 | | 0 | 00/60CD | * Return with carry clear.
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215 | 1 FPMain.asm 207 | Comment | 11 | | 0 | 00/60CD | *
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216 | 1 FPMain.asm 208 | Code | 11 | | 1 | 00/60CD : 18 | clc
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217 | 1 FPMain.asm 209 | Code | 11 | | 1 | 00/60CE : 60 | rts
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218 | 1 FPMain.asm 210 | Comment | 11 | | 0 | 00/60CF | ***********************************************************
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219 | 1 FPMain.asm 211 | Comment | 11 | | 0 | 00/60CF | *
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220 | 1 FPMain.asm 212 | Comment | 11 | | 0 | 00/60CF | * There are the PC signature bytes in their relative order.
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221 | 1 FPMain.asm 213 | Comment | 11 | | 0 | 00/60CF | * The $FF bytes are filler bytes and are not compared.
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222 | 1 FPMain.asm 214 | Comment | 11 | | 0 | 00/60CF | *
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223 | 1 FPMain.asm 215 | Data | 11 | | 4 | 00/60CF : FF 20 FF 00 | sigtab dfb $FF,$20,$FF,$00
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224 | 1 FPMain.asm 216 | Data | 11 | | 4 | 00/60D3 : FF 03 FF 00 | dfb $FF,$03,$FF,$00
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225 | 1 FPMain.asm 217 | Comment | 11 | | 0 | 00/60D7 | *
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226 | 1 FPMain.asm 218 | Empty | 11 | | 0 | 00/60D7 | ozunid_9
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227 | 1 FPMain.asm 218 | Equivalence | 11 | | 0 | 00/60D7 | Dispatch equ ozunid_9
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228 | 1 FPMain.asm 219 | Code | 11 | | 3 | 00/60D7 : 6C 06 00 | jmp ({$0006}) ;Simulate an indirect JSR to PC
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229 | 1 FPMain.asm 220 | Comment | 11 | | 0 | 00/60DA | *
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230 | 1 FPMain.asm 221 | Comment | 11 | | 0 | 00/60DA | *** Status Parameter Set for UNI ***
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231 | 1 FPMain.asm 222 | Empty | 11 | | 0 | 00/60DA | ozunid_10
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232 | 1 FPMain.asm 222 | Equivalence | 11 | | 0 | 00/60DA | DParms equ ozunid_10
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233 | 1 FPMain.asm 223 | Data | 11 | | 1 | 00/60DA : 03 | DPParmsCt dfb 3 ;Status calls have three parameters
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234 | 1 FPMain.asm 224 | Data | 11 | | 1 | 00/60DB : 01 | DPUnit dfb 1
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235 | 1 FPMain.asm 225 | Data | 11 | | 2 | 00/60DC : DF 60 | DPBuffer dw {ozunid_11}
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236 | 1 FPMain.asm 226 | Data | 11 | | 1 | 00/60DE : 05 | DPStatCode dfb {5}
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237 | 1 FPMain.asm 227 | Comment | 11 | | 0 | 00/60DF | *
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238 | 1 FPMain.asm 228 | Comment | 11 | | 0 | 00/60DF | *
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239 | 1 FPMain.asm 229 | Comment | 11 | | 0 | 00/60DF | *
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240 | 1 FPMain.asm 230 | Comment | 11 | | 0 | 00/60DF | *** Status List UNI ***
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241 | 1 FPMain.asm 231 | Empty | 11 | | 0 | 00/60DF | ozunid_11
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242 | 1 FPMain.asm 231 | Equivalence | 11 | | 0 | 00/60DF | UNI equ ozunid_11
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243 | 1 FPMain.asm 232 | Data | 11 | | 1 | 00/60DF : 00 | dfb 0
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244 | 1 FPMain.asm 233 | Data | 11 | | 1 | 00/60E0 : 00 | UNIError dfb 0
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245 | 1 FPMain.asm 234 | Data | 11 | | 1 | 00/60E1 : 00 | UNIRetries dfb 0
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246 | 1 FPMain.asm 235 | Data | 11 | | 1 | 00/60E2 : 00 | UNIAcc_reg dfb 0
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247 | 1 FPMain.asm 236 | Data | 11 | | 1 | 00/60E3 : 00 | UNIX_reg dfb 0
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248 | 1 FPMain.asm 237 | Data | 11 | | 1 | 00/60E4 : 00 | UNIY_reg dfb 0
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249 | 1 FPMain.asm 238 | Data | 11 | | 1 | 00/60E5 : 00 | UNIP_val dfb 0
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250 | 1 FPMain.asm 239 | Data | 11 | | 1 | 00/60E6 : 00 | HHH dfb 0
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251 | 1 FPMain.asm 240 | Comment | 11 | | 0 | 00/60E7 | *
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252 | 1 FPMain.asm 241 | Comment | 11 | | 0 | 00/60E7 | *** Set Address ***
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253 | 1 FPMain.asm 242 | Empty | 11 | | 0 | 00/60E7 | ozunid_12
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254 | 1 FPMain.asm 242 | Equivalence | 11 | | 0 | 00/60E7 | SET_ADD equ ozunid_12
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255 | 1 FPMain.asm 243 | Data | 11 | | 1 | 00/60E7 : 03 | dfb 3
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256 | 1 FPMain.asm 244 | Data | 11 | | 1 | 00/60E8 : 01 | dfb 1
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257 | 1 FPMain.asm 245 | Data | 11 | | 2 | 00/60E9 : 05 61 | dw {ozunid_18}
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258 | 1 FPMain.asm 246 | Data | 11 | | 1 | 00/60EB : 06 | dfb {6}
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259 | 1 FPMain.asm 247 | Comment | 11 | | 0 | 00/60EC | *
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260 | 1 FPMain.asm 248 | Comment | 11 | | 0 | 00/60EC | *** Download ***
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261 | 1 FPMain.asm 249 | Empty | 11 | | 0 | 00/60EC | ozunid_13
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262 | 1 FPMain.asm 249 | Equivalence | 11 | | 0 | 00/60EC | DOWNLOAD equ ozunid_13
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263 | 1 FPMain.asm 250 | Data | 11 | | 1 | 00/60EC : 03 | dfb 3
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264 | 1 FPMain.asm 251 | Data | 11 | | 1 | 00/60ED : 01 | dfb 1
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265 | 1 FPMain.asm 252 | Data | 11 | | 2 | 00/60EE : 09 61 | dw {ozunid_19}
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266 | 1 FPMain.asm 253 | Data | 11 | | 1 | 00/60F0 : 07 | dfb {7}
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267 | 1 FPMain.asm 254 | Comment | 11 | | 0 | 00/60F1 | *
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268 | 1 FPMain.asm 255 | Comment | 11 | | 0 | 00/60F1 | *** Execute ***
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269 | 1 FPMain.asm 256 | Empty | 11 | | 0 | 00/60F1 | ozunid_14
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270 | 1 FPMain.asm 256 | Equivalence | 11 | | 0 | 00/60F1 | EXE equ ozunid_14
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271 | 1 FPMain.asm 257 | Data | 11 | | 1 | 00/60F1 : 03 | dfb 3
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272 | 1 FPMain.asm 258 | Data | 11 | | 1 | 00/60F2 : 01 | dfb 1
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273 | 1 FPMain.asm 259 | Data | 11 | | 2 | 00/60F3 : FD 60 | dw {ozunid_17}
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274 | 1 FPMain.asm 260 | Data | 11 | | 1 | 00/60F5 : 05 | dfb {5}
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275 | 1 FPMain.asm 261 | Comment | 11 | | 0 | 00/60F6 | *** Eject ***
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276 | 1 FPMain.asm 262 | Empty | 11 | | 0 | 00/60F6 | ozunid_15
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277 | 1 FPMain.asm 262 | Equivalence | 11 | | 0 | 00/60F6 | E_JECT equ ozunid_15
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278 | 1 FPMain.asm 263 | Data | 11 | | 1 | 00/60F6 : 03 | dfb 3
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279 | 1 FPMain.asm 264 | Data | 11 | | 1 | 00/60F7 : 01 | dfb 1
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280 | 1 FPMain.asm 265 | Data | 11 | | 2 | 00/60F8 : FB 60 | dw {ozunid_16}
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281 | 1 FPMain.asm 266 | Data | 11 | | 1 | 00/60FA : 04 | dfb {4}
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282 | 1 FPMain.asm 267 | Comment | 11 | | 0 | 00/60FB | *
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283 | 1 FPMain.asm 268 | Comment | 11 | | 0 | 00/60FB | ******** CONTROL LISTS ********
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284 | 1 FPMain.asm 269 | Comment | 11 | | 0 | 00/60FB | *
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285 | 1 FPMain.asm 270 | Comment | 11 | | 0 | 00/60FB | *
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286 | 1 FPMain.asm 271 | Comment | 11 | | 0 | 00/60FB | *** Eject ***
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287 | 1 FPMain.asm 272 | Empty | 11 | | 0 | 00/60FB | ozunid_16
|
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288 | 1 FPMain.asm 272 | Equivalence | 11 | | 0 | 00/60FB | CNTL_LIST1 equ ozunid_16
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289 | 1 FPMain.asm 273 | Data | 11 | | 2 | 00/60FB : 00 00 | dw $0000
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290 | 1 FPMain.asm 274 | Comment | 11 | | 0 | 00/60FD | *
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291 | 1 FPMain.asm 275 | Comment | 11 | | 0 | 00/60FD | *** Execute ***
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292 | 1 FPMain.asm 276 | Empty | 11 | | 0 | 00/60FD | ozunid_17
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293 | 1 FPMain.asm 276 | Equivalence | 11 | | 0 | 00/60FD | CNTL_LIST2 equ ozunid_17
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294 | 1 FPMain.asm 277 | Data | 11 | | 1 | 00/60FD : 06 | Clow_byte dfb $06
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295 | 1 FPMain.asm 278 | Data | 11 | | 1 | 00/60FE : 00 | Chigh_byte dfb $00
|
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296 | 1 FPMain.asm 279 | Data | 11 | | 1 | 00/60FF : 00 | AccValue dfb $00 ; Init Value Unidisk Accumulator Register
|
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297 | 1 FPMain.asm 280 | Data | 11 | | 1 | 00/6100 : 00 | X_reg dfb $00 ; Init Value Unidisk X Register
|
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298 | 1 FPMain.asm 281 | Data | 11 | | 1 | 00/6101 : 00 | Y_reg dfb $00 ; Init Value Unidisk Y Register
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299 | 1 FPMain.asm 282 | Data | 11 | | 1 | 00/6102 : 00 | ProStatus dfb $00 ; Init Value Unidisk Status Register
|
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300 | 1 FPMain.asm 283 | Data | 11 | | 1 | 00/6103 : 00 | LowPC_reg dfb $00 ; Init Value Unidisk Program Counter $0500 at eny dowload
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301 | 1 FPMain.asm 284 | Data | 11 | | 1 | 00/6104 : 05 | HighPC_reg dfb $05 ; $05 first execution, $3C second execution
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302 | 1 FPMain.asm 285 | Comment | 11 | | 0 | 00/6105 | *
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303 | 1 FPMain.asm 286 | Comment | 11 | | 0 | 00/6105 | *** Set Address ***
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304 | 1 FPMain.asm 287 | Empty | 11 | | 0 | 00/6105 | ozunid_18
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305 | 1 FPMain.asm 287 | Equivalence | 11 | | 0 | 00/6105 | CNTL_LIST3 equ ozunid_18
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306 | 1 FPMain.asm 288 | Data | 11 | | 1 | 00/6105 : 02 | CountL_byte dfb $02
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307 | 1 FPMain.asm 289 | Data | 11 | | 1 | 00/6106 : 00 | CountH_byte dfb $00
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308 | 1 FPMain.asm 290 | Data | 11 | | 1 | 00/6107 : 00 | LByte_Addr dfb $00 ; ORG of Unidisk program, set begin program address $0500
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309 | 1 FPMain.asm 291 | Data | 11 | | 1 | 00/6108 : 05 | HByte_Addr dfb $05
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310 | 1 FPMain.asm 292 | Comment | 11 | | 0 | 00/6109 | *
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311 | 1 FPMain.asm 293 | Comment | 11 | | 0 | 00/6109 | *** Download ***
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312 | 1 FPMain.asm 294 | Empty | 11 | | 0 | 00/6109 | ozunid_19
|
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313 | 1 FPMain.asm 294 | Equivalence | 11 | | 0 | 00/6109 | CNTL_LIST4 equ ozunid_19
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314 | 1 FPMain.asm 295 | Data | 11 | | 1 | 00/6109 : 34 | LenghtL_byte dfb $34 ;<----- Lenght of Unidisk program Lo - Byte 312 byte
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315 | 1 FPMain.asm 296 | Data | 11 | | 1 | 00/610A : 01 | LenghtH_byte dfb $01 ;<----- Lenght of Unidisk program Hi Byte
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316 | 1 FPMain.asm 297 | Comment | 11 | | 0 | 00/610B | *
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317 | 1 FPMain.asm 298 | Comment | 11 | | 0 | 00/610B | **************** Start UNIDISK Program ****************
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318 | 1 FPMain.asm 299 | Comment | 11 | | 0 | 00/610B | *
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319 | 1 FPMain.asm 300 | Directive | 11 | | 0 | 00/610B | org $0500 ; Start Unidisk program address
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320 | 1 FPMain.asm 301 | Empty | 11 | | 0 | 00/0500 |
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321 | 1 FPMain.asm 302 | Equivalence | 11 | | 0 | 00/0500 | SIGN EQU $C0 ;$EB ; $F3
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322 | 1 FPMain.asm 303 | Empty | 11 | | 0 | 00/0500 |
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323 | 1 FPMain.asm 304 | Comment | 11 | | 0 | 00/0500 | ** FP2 4 Bytes **
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324 | 1 FPMain.asm 305 | Equivalence | 11 | | 0 | 00/0500 | X2 EQU $C1 ;$EC ; $F4
|
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325 | 1 FPMain.asm 306 | Equivalence | 11 | | 0 | 00/0500 | M2 EQU $C2 ;$ED ; $F5 - $F7
|
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326 | 1 FPMain.asm 307 | Empty | 11 | | 0 | 00/0500 |
|
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327 | 1 FPMain.asm 308 | Comment | 11 | | 0 | 00/0500 | ** FP1 4 Bytes + E extension **
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328 | 1 FPMain.asm 309 | Equivalence | 11 | | 0 | 00/0500 | X1 EQU $C5 ;$FA ; $F8
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329 | 1 FPMain.asm 310 | Equivalence | 11 | | 0 | 00/0500 | M1 EQU $C6 ;$FB ; $F9 - $FB
|
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330 | 1 FPMain.asm 311 | Equivalence | 11 | | 0 | 00/0500 | E EQU $C9 ;$FE ; $FC
|
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331 | 1 FPMain.asm 312 | Empty | 11 | | 0 | 00/0500 |
|
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332 | 1 FPMain.asm 313 | Equivalence | 11 | | 0 | 00/0500 | OVLOC EQU $C10 ;$3F5 ;Overflow routine is not implemented at now)
|
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333 | 1 FPMain.asm 314 | Empty | 11 | | 0 | 00/0500 |
|
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334 | 1 FPMain.asm 315 | Comment | 11 | | 0 | 00/0500 | *
|
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335 | 1 FPMain.asm 316 | Comment | 11 | | 0 | 00/0500 | ** Main program **
|
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336 | 1 FPMain.asm 317 | Comment | 11 | | 0 | 00/0500 | *
|
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337 | 1 FPMain.asm 318 | Comment | 11 | | 0 | 00/0500 | ** Input data to Zero Page **
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338 | 1 FPMain.asm 319 | Empty | 11 | | 0 | 00/0500 |
|
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339 | 1 FPMain.asm 320 | Comment | 11 | | 0 | 00/0500 | ** FP1 **
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340 | 1 FPMain.asm 321 | Code | 11 | | 3 | 00/0500 : AD 2D 06 | lda FP1
|
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341 | 1 FPMain.asm 322 | Code | 11 | | 2 | 00/0503 : 85 C5 | sta {$C5}
|
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342 | 1 FPMain.asm 323 | Empty | 11 | | 0 | 00/0505 |
|
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343 | 1 FPMain.asm 324 | Code | 11 | | 3 | 00/0505 : AD 2E 06 | lda FP1+1
|
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344 | 1 FPMain.asm 325 | Code | 11 | | 2 | 00/0508 : 85 C6 | sta {$C6}
|
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345 | 1 FPMain.asm 326 | Code | 11 | | 3 | 00/050A : AD 2F 06 | lda FP1+2
|
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346 | 1 FPMain.asm 327 | Code | 11 | | 2 | 00/050D : 85 C7 | sta {$C6}+1
|
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347 | 1 FPMain.asm 328 | Code | 11 | | 3 | 00/050F : AD 30 06 | lda FP1+3
|
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348 | 1 FPMain.asm 329 | Code | 11 | | 2 | 00/0512 : 85 C8 | sta {$C6}+2
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349 | 1 FPMain.asm 330 | Empty | 11 | | 0 | 00/0514 |
|
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350 | 1 FPMain.asm 331 | Comment | 11 | | 0 | 00/0514 | ** FP2 **
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351 | 1 FPMain.asm 332 | Code | 11 | | 3 | 00/0514 : AD 31 06 | lda FP2
|
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352 | 1 FPMain.asm 333 | Code | 11 | | 2 | 00/0517 : 85 C1 | sta {$C1}
|
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353 | 1 FPMain.asm 334 | Empty | 11 | | 0 | 00/0519 |
|
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354 | 1 FPMain.asm 335 | Code | 11 | | 3 | 00/0519 : AD 32 06 | lda FP2+1
|
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355 | 1 FPMain.asm 336 | Code | 11 | | 2 | 00/051C : 85 C2 | sta {$C2}
|
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356 | 1 FPMain.asm 337 | Code | 11 | | 3 | 00/051E : AD 33 06 | lda FP2+2
|
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357 | 1 FPMain.asm 338 | Code | 11 | | 2 | 00/0521 : 85 C3 | sta {$C2}+1
|
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358 | 1 FPMain.asm 339 | Code | 11 | | 3 | 00/0523 : AD 34 06 | lda FP2+3
|
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359 | 1 FPMain.asm 340 | Code | 11 | | 2 | 00/0526 : 85 C4 | sta {$C2}+2
|
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360 | 1 FPMain.asm 341 | Empty | 11 | | 0 | 00/0528 |
|
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361 | 1 FPMain.asm 342 | Comment | 11 | | 0 | 00/0528 | ************************** Target Function ***********************
|
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362 | 1 FPMain.asm 343 | Comment | 11 | | 0 | 00/0528 | * Y=N1*N2 *
|
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363 | 1 FPMain.asm 344 | Comment | 11 | | 0 | 00/0528 | ******************************************************************
|
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364 | 1 FPMain.asm 345 | Comment | 11 | | 0 | 00/0528 | *
|
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365 | 1 FPMain.asm 346 | Comment | 11 | | 0 | 00/0528 | ** Simple MUL **
|
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366 | 1 FPMain.asm 347 | Code | 11 | | 3 | 00/0528 : 20 9C 05 | jsr FMUL ;FMUL ; Call FP routine
|
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367 | 1 FPMain.asm 348 | Empty | 11 | | 0 | 00/052B |
|
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368 | 1 FPMain.asm 349 | Comment | 11 | | 0 | 00/052B | *** Output Data result FP1 to Unidisk registers First Time first 3 Byte out ***
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369 | 1 FPMain.asm 350 | Code | 11 | | 2 | 00/052B : A5 C5 | lda {$C5}
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370 | 1 FPMain.asm 351 | Code | 11 | | 2 | 00/052D : A6 C6 | ldx {$C6}
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371 | 1 FPMain.asm 352 | Code | 11 | | 2 | 00/052F : A4 C7 | ldy {$C6}+1
|
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372 | 1 FPMain.asm 353 | Empty | 11 | | 0 | 00/0531 |
|
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373 | 1 FPMain.asm 354 | Code | 11 | | 1 | 00/0531 : 60 | rts
|
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374 | 1 FPMain.asm 355 | Comment | 11 | | 0 | 00/0532 | *** Output Data result FP1 to Unidisk registers Second Time latest 1 Byte out ***
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375 | 1 FPMain.asm 356 | Code | 11 | | 2 | 00/0532 : A5 C8 | SECOND lda {$C6}+2 ; Entry point by Program Counter set
|
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376 | 1 FPMain.asm 357 | Empty | 11 | | 0 | 00/0534 |
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377 | 1 FPMain.asm 358 | Code | 11 | | 1 | 00/0534 : 60 | rts
|
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378 | 1 FPMain.asm 359 | Comment | 11 | | 0 | 00/0535 | ***************************************************
|
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379 | 1 FPMain.asm 360 | Comment | 11 | | 0 | 00/0535 | *
|
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380 | 1 FPMain.asm 361 | Comment | 11 | | 0 | 00/0535 | ***************** FP Routine *****************
|
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381 | 1 FPMain.asm 362 | Comment | 11 | | 0 | 00/0535 | *
|
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382 | 1 FPMain.asm 363 | Comment | 11 | | 0 | 00/0535 | ***********************
|
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383 | 1 FPMain.asm 364 | Comment | 11 | | 0 | 00/0535 | * *
|
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384 | 1 FPMain.asm 365 | Comment | 11 | | 0 | 00/0535 | * APPLE-II FLOATING *
|
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385 | 1 FPMain.asm 366 | Comment | 11 | | 0 | 00/0535 | * POINT ROUTINES *
|
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386 | 1 FPMain.asm 367 | Comment | 11 | | 0 | 00/0535 | * *
|
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387 | 1 FPMain.asm 368 | Comment | 11 | | 0 | 00/0535 | * COPYRIGHT 1977 BY *
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388 | 1 FPMain.asm 369 | Comment | 11 | | 0 | 00/0535 | * APPLE COMPUTER INC. *
|
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389 | 1 FPMain.asm 370 | Comment | 11 | | 0 | 00/0535 | * *
|
|
390 | 1 FPMain.asm 371 | Comment | 11 | | 0 | 00/0535 | * ALL RIGHTS RESERVED *
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391 | 1 FPMain.asm 372 | Comment | 11 | | 0 | 00/0535 | * *
|
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392 | 1 FPMain.asm 373 | Comment | 11 | | 0 | 00/0535 | * S. WOZNIAK *
|
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393 | 1 FPMain.asm 374 | Comment | 11 | | 0 | 00/0535 | * *
|
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394 | 1 FPMain.asm 375 | Comment | 11 | | 0 | 00/0535 | ***********************
|
|
395 | 1 FPMain.asm 376 | Comment | 11 | | 0 | 00/0535 | * TITLE "FLOATING POINT ROUTINES for Unidisk memory"
|
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396 | 1 FPMain.asm 377 | Comment | 11 | | 0 | 00/0535 | *
|
|
397 | 1 FPMain.asm 378 | Empty | 11 | | 0 | 00/0535 |
|
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398 | 1 FPMain.asm 379 | Code | 11 | | 1 | 00/0535 : 18 | ADD CLC ;CLEAR CARRY
|
|
399 | 1 FPMain.asm 380 | Code | 11 | | 2 | 00/0536 : A2 02 | LDX #$2 ;INDEX FOR 3-BYTE ADD.
|
|
400 | 1 FPMain.asm 381 | Code | 11 | | 2 | 00/0538 : B5 C6 | ADD1 LDA {$C6},X
|
|
401 | 1 FPMain.asm 382 | Code | 11 | | 2 | 00/053A : 75 C2 | ADC {$C2},X ;ADD A BYTE OF MANT2 TO MANT1
|
|
402 | 1 FPMain.asm 383 | Code | 11 | | 2 | 00/053C : 95 C6 | STA {$C6},X
|
|
403 | 1 FPMain.asm 384 | Code | 11 | | 1 | 00/053E : CA | DEX ;INDEX TO NEXT MORE SIGNIF. BYTE.
|
|
404 | 1 FPMain.asm 385 | Code | 11 | | 2 | 00/053F : 10 F7 | BPL ADD1 ;LOOP UNTIL DONE.
|
|
405 | 1 FPMain.asm 386 | Code | 11 | | 1 | 00/0541 : 60 | RTS ;RETURN
|
|
406 | 1 FPMain.asm 387 | Code | 11 | | 2 | 00/0542 : 06 C0 | MD1 ASL {$C0} ;CLEAR LSB OF SIGN.
|
|
407 | 1 FPMain.asm 388 | Code | 11 | | 3 | 00/0544 : 20 47 05 | JSR ABSWAP ;ABS VAL OF M1, THEN SWAP WITH M2
|
|
408 | 1 FPMain.asm 389 | Code | 11 | | 2 | 00/0547 : 24 C6 | ABSWAP BIT {$C6} ;MANT1 NEGATIVE?
|
|
409 | 1 FPMain.asm 390 | Code | 11 | | 2 | 00/0549 : 10 05 | BPL ABSWAP1 ;NO, SWAP WITH MANT2 AND RETURN.
|
|
410 | 1 FPMain.asm 391 | Code | 11 | | 3 | 00/054B : 20 B4 05 | JSR FCOMPL ;YES, COMPLEMENT IT.
|
|
411 | 1 FPMain.asm 392 | Code | 11 | | 2 | 00/054E : E6 C0 | INC {$C0} ;INCR SIGN, COMPLEMENTING LSB.
|
|
412 | 1 FPMain.asm 393 | Code | 11 | | 1 | 00/0550 : 38 | ABSWAP1 SEC ;SET CARRY FOR RETURN TO MUL/DIV.
|
|
413 | 1 FPMain.asm 394 | Code | 11 | | 2 | 00/0551 : A2 04 | SWAP LDX #$4 ;INDEX FOR 4 BYTE SWAP.
|
|
414 | 1 FPMain.asm 395 | Code | 11 | | 2 | 00/0553 : 94 C8 | SWAP1 STY {$C9}-1,X
|
|
415 | 1 FPMain.asm 396 | Code | 11 | | 2 | 00/0555 : B5 C4 | LDA {$C5}-1,X ;SWAP A BYTE OF EXP/MANT1 WITH
|
|
416 | 1 FPMain.asm 397 | Code | 11 | | 2 | 00/0557 : B4 C0 | LDY {$C1}-1,X ;EXP/MANT2 AND LEAVE A COPY OF
|
|
417 | 1 FPMain.asm 398 | Code | 11 | | 2 | 00/0559 : 94 C4 | STY {$C5}-1,X ;MANT1 IN E (3 BYTES). E+3 USED
|
|
418 | 1 FPMain.asm 399 | Code | 11 | | 2 | 00/055B : 95 C0 | STA {$C1}-1,X
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419 | 1 FPMain.asm 400 | Code | 11 | | 1 | 00/055D : CA | DEX ;ADVANCE INDEX TO NEXT BYTE
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420 | 1 FPMain.asm 401 | Code | 11 | | 2 | 00/055E : D0 F3 | BNE SWAP1 ;LOOP UNTIL DONE.
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421 | 1 FPMain.asm 402 | Code | 11 | | 1 | 00/0560 : 60 | RTS ;RETURN
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422 | 1 FPMain.asm 403 | Code | 11 | | 2 | 00/0561 : A9 8E | FLOAT LDA #$8E ;INIT EXP1 TO 14, <--------------- int to fp
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423 | 1 FPMain.asm 404 | Code | 11 | | 2 | 00/0563 : 85 C5 | STA {$C5} ;THEN NORMALIZE TO FLOAT.
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424 | 1 FPMain.asm 405 | Code | 11 | | 2 | 00/0565 : A5 C6 | NORM1 LDA {$C6} ;HIGH-ORDER MANT1 BYTE.
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425 | 1 FPMain.asm 406 | Code | 11 | | 2 | 00/0567 : C9 C0 | CMP #$C0 ;UPPER TWO BITS UNEQUAL?
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426 | 1 FPMain.asm 407 | Code | 11 | | 2 | 00/0569 : 30 0C | BMI RTS1 ;YES, RETURN WITH MANT1 NORMALIZED
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427 | 1 FPMain.asm 408 | Code | 11 | | 2 | 00/056B : C6 C5 | DEC {$C5} ;DECREMENT EXP1.
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428 | 1 FPMain.asm 409 | Code | 11 | | 2 | 00/056D : 06 C8 | ASL {$C6}+2
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429 | 1 FPMain.asm 410 | Code | 11 | | 2 | 00/056F : 26 C7 | ROL {$C6}+1 ;SHIFT MANT1 (3 BYTES) LEFT.
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430 | 1 FPMain.asm 411 | Code | 11 | | 2 | 00/0571 : 26 C6 | ROL {$C6}
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431 | 1 FPMain.asm 412 | Code | 11 | | 2 | 00/0573 : A5 C5 | NORM LDA {$C5} ;EXP1 ZERO?
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432 | 1 FPMain.asm 413 | Code | 11 | | 2 | 00/0575 : D0 EE | BNE NORM1 ;NO, CONTINUE NORMALIZING.
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433 | 1 FPMain.asm 414 | Code | 11 | | 1 | 00/0577 : 60 | RTS1 RTS ;RETURN.
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434 | 1 FPMain.asm 415 | Code | 11 | | 3 | 00/0578 : 20 B4 05 | FSUB JSR FCOMPL ;CMPL MANT1,CLEARS CARRY UNLESS 0 <---- sub
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435 | 1 FPMain.asm 416 | Code | 11 | | 3 | 00/057B : 20 8B 05 | SWPALGN JSR ALGNSWP ;RIGHT SHIFT MANT1 OR SWAP WITH
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436 | 1 FPMain.asm 417 | Code | 11 | | 2 | 00/057E : A5 C1 | FADD LDA {$C1} ;<------------------------------------- add
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437 | 1 FPMain.asm 418 | Code | 11 | | 2 | 00/0580 : C5 C5 | CMP {$C5} ;COMPARE EXP1 WITH EXP2.
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438 | 1 FPMain.asm 419 | Code | 11 | | 2 | 00/0582 : D0 F7 | BNE SWPALGN ;IF #,SWAP ADDENDS OR ALIGN MANTS.
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439 | 1 FPMain.asm 420 | Code | 11 | | 3 | 00/0584 : 20 35 05 | JSR ADD ;ADD ALIGNED MANTISSAS.
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440 | 1 FPMain.asm 421 | Code | 11 | | 2 | 00/0587 : 50 EA | ADDEND BVC NORM ;NO OVERFLOW, NORMALIZE RESULT.
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441 | 1 FPMain.asm 422 | Code | 11 | | 2 | 00/0589 : 70 05 | BVS RTLOG ;OV: SHIFT M1 RIGHT, CARRY INTO SIGN
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442 | 1 FPMain.asm 423 | Code | 11 | | 2 | 00/058B : 90 C4 | ALGNSWP BCC SWAP ;SWAP IF CARRY CLEAR,
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443 | 1 FPMain.asm 424 | Comment | 11 | | 0 | 00/058D | * ELSE SHIFT RIGHT ARITH.
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444 | 1 FPMain.asm 425 | Code | 11 | | 2 | 00/058D : A5 C6 | RTAR LDA {$C6} ;SIGN OF MANT1 INTO CARRY FOR
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445 | 1 FPMain.asm 426 | Code | 11 | | 1 | 00/058F : 0A | ASL ;RIGHT ARITH SHIFT.
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446 | 1 FPMain.asm 427 | Code | 11 | | 2 | 00/0590 : E6 C5 | RTLOG INC {$C5} ;INCR X1 TO ADJUST FOR RIGHT SHIFT
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447 | 1 FPMain.asm 428 | Code | 11 | | 2 | 00/0592 : F0 75 | BEQ OVFL ;EXP1 OUT OF RANGE.
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448 | 1 FPMain.asm 429 | Code | 11 | | 2 | 00/0594 : A2 FA | RTLOG1 LDX #$FA ;INDEX FOR 6:BYTE RIGHT SHIFT.
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449 | 1 FPMain.asm 430 | Code | 11 | | 2 | 00/0596 : 76 CC | ROR1 ROR {$C9}+3,X
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450 | 1 FPMain.asm 431 | Code | 11 | | 1 | 00/0598 : E8 | INX ;NEXT BYTE OF SHIFT.
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451 | 1 FPMain.asm 432 | Code | 11 | | 2 | 00/0599 : D0 FB | BNE ROR1 ;LOOP UNTIL DONE.
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452 | 1 FPMain.asm 433 | Code | 11 | | 1 | 00/059B : 60 | RTS ;RETURN.
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453 | 1 FPMain.asm 434 | Code | 11 | | 3 | 00/059C : 20 42 05 | FMUL JSR MD1 ;ABS VAL OF MANT1, MANT2 <-------------- mul
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454 | 1 FPMain.asm 435 | Code | 11 | | 2 | 00/059F : 65 C5 | ADC {$C5} ;ADD EXP1 TO EXP2 FOR PRODUCT EXP
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455 | 1 FPMain.asm 436 | Code | 11 | | 3 | 00/05A1 : 20 F2 05 | JSR MD2 ;CHECK PROD. EXP AND PREP. FOR MUL
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456 | 1 FPMain.asm 437 | Code | 11 | | 1 | 00/05A4 : 18 | CLC ;CLEAR CARRY FOR FIRST BIT.
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457 | 1 FPMain.asm 438 | Code | 11 | | 3 | 00/05A5 : 20 94 05 | MUL1 JSR RTLOG1 ;M1 AND E RIGHT (PROD AND MPLIER)
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458 | 1 FPMain.asm 439 | Code | 11 | | 2 | 00/05A8 : 90 03 | BCC MUL2 ;IF CARRY CLEAR, SKIP PARTIAL PROD
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459 | 1 FPMain.asm 440 | Code | 11 | | 3 | 00/05AA : 20 35 05 | JSR ADD ;ADD MULTIPLICAND TO PRODUCT.
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460 | 1 FPMain.asm 441 | Code | 11 | | 1 | 00/05AD : 88 | MUL2 DEY ;NEXT MUL ITERATION.
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461 | 1 FPMain.asm 442 | Code | 11 | | 2 | 00/05AE : 10 F5 | BPL MUL1 ;LOOP UNTIL DONE.
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462 | 1 FPMain.asm 443 | Code | 11 | | 2 | 00/05B0 : 46 C0 | MDEND LSR {$C0} ;TEST SIGN LSB.
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463 | 1 FPMain.asm 444 | Code | 11 | | 2 | 00/05B2 : 90 BF | NORMX BCC NORM ;IF EVEN,NORMALIZE PROD,ELSE COMP
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464 | 1 FPMain.asm 445 | Code | 11 | | 1 | 00/05B4 : 38 | FCOMPL SEC ;SET CARRY FOR SUBTRACT. <--------------- not
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465 | 1 FPMain.asm 446 | Code | 11 | | 2 | 00/05B5 : A2 03 | LDX #$3 ;INDEX FOR 3 BYTE SUBTRACT.
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466 | 1 FPMain.asm 447 | Code | 11 | | 2 | 00/05B7 : A9 00 | COMPL1 LDA #$0 ;CLEAR A.
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467 | 1 FPMain.asm 448 | Code | 11 | | 2 | 00/05B9 : F5 C5 | SBC {$C5},X ;SUBTRACT BYTE OF EXP1.
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468 | 1 FPMain.asm 449 | Code | 11 | | 2 | 00/05BB : 95 C5 | STA {$C5},X ;RESTORE IT.
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469 | 1 FPMain.asm 450 | Code | 11 | | 1 | 00/05BD : CA | DEX ;NEXT MORE SIGNIFICANT BYTE.
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470 | 1 FPMain.asm 451 | Code | 11 | | 2 | 00/05BE : D0 F7 | BNE COMPL1 ;LOOP UNTIL DONE.
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471 | 1 FPMain.asm 452 | Code | 11 | | 2 | 00/05C0 : F0 C5 | BEQ ADDEND ;NORMALIZE (OR SHIFT RT IF OVFL).
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472 | 1 FPMain.asm 453 | Code | 11 | | 3 | 00/05C2 : 20 42 05 | FDIV JSR MD1 ;TAKE ABS VAL OF MANT1, MANT2. <--------- div
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473 | 1 FPMain.asm 454 | Code | 11 | | 2 | 00/05C5 : E5 C5 | SBC {$C5} ;SUBTRACT EXP1 FROM EXP2.
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474 | 1 FPMain.asm 455 | Code | 11 | | 3 | 00/05C7 : 20 F2 05 | JSR MD2 ;SAVE AS QUOTIENT EXP.
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475 | 1 FPMain.asm 456 | Code | 11 | | 1 | 00/05CA : 38 | DIV1 SEC ;SET CARRY FOR SUBTRACT.
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476 | 1 FPMain.asm 457 | Code | 11 | | 2 | 00/05CB : A2 02 | LDX #$2 ;INDEX FOR 3-BYTE SUBTRACTION.
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477 | 1 FPMain.asm 458 | Code | 11 | | 2 | 00/05CD : B5 C2 | DIV2 LDA {$C2},X
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478 | 1 FPMain.asm 459 | Code | 11 | | 2 | 00/05CF : F5 C9 | SBC {$C9},X ;SUBTRACT A BYTE OF E FROM MANT2.
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479 | 1 FPMain.asm 460 | Code | 11 | | 1 | 00/05D1 : 48 | PHA ;SAVE ON STACK.
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480 | 1 FPMain.asm 461 | Code | 11 | | 1 | 00/05D2 : CA | DEX ;NEXT MORE SIGNIFICANT BYTE.
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481 | 1 FPMain.asm 462 | Code | 11 | | 2 | 00/05D3 : 10 F8 | BPL DIV2 ;LOOP UNTIL DONE.
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482 | 1 FPMain.asm 463 | Code | 11 | | 2 | 00/05D5 : A2 FD | LDX #$FD ;INDEX FOR 3-BYTE CONDITIONAL MOVE
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483 | 1 FPMain.asm 464 | Code | 11 | | 1 | 00/05D7 : 68 | DIV3 PLA ;PULL BYTE OF DIFFERENCE OFF STACK
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484 | 1 FPMain.asm 465 | Code | 11 | | 2 | 00/05D8 : 90 02 | BCC DIV4 ;IF M2<E THEN DON'T RESTORE M2.
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485 | 1 FPMain.asm 466 | Code | 11 | | 2 | 00/05DA : 95 C5 | STA {$C2}+3,X
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486 | 1 FPMain.asm 467 | Code | 11 | | 1 | 00/05DC : E8 | DIV4 INX ;NEXT LESS SIGNIFICANT BYTE.
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487 | 1 FPMain.asm 468 | Code | 11 | | 2 | 00/05DD : D0 F8 | BNE DIV3 ;LOOP UNTIL DONE.
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488 | 1 FPMain.asm 469 | Code | 11 | | 2 | 00/05DF : 26 C8 | ROL {$C6}+2
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489 | 1 FPMain.asm 470 | Code | 11 | | 2 | 00/05E1 : 26 C7 | ROL {$C6}+1 ;ROLL QUOTIENT LEFT, CARRY INTO LSB
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490 | 1 FPMain.asm 471 | Code | 11 | | 2 | 00/05E3 : 26 C6 | ROL {$C6}
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491 | 1 FPMain.asm 472 | Code | 11 | | 2 | 00/05E5 : 06 C4 | ASL {$C2}+2
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492 | 1 FPMain.asm 473 | Code | 11 | | 2 | 00/05E7 : 26 C3 | ROL {$C2}+1 ;SHIFT DIVIDEND LEFT
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493 | 1 FPMain.asm 474 | Code | 11 | | 2 | 00/05E9 : 26 C2 | ROL {$C2}
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494 | 1 FPMain.asm 475 | Code | 11 | | 2 | 00/05EB : B0 1C | BCS OVFL ;OVFL IS DUE TO UNNORMED DIVISOR
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495 | 1 FPMain.asm 476 | Code | 11 | | 1 | 00/05ED : 88 | DEY ;NEXT DIVIDE ITERATION.
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496 | 1 FPMain.asm 477 | Code | 11 | | 2 | 00/05EE : D0 DA | BNE DIV1 ;LOOP UNTIL DONE 23 ITERATIONS.
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497 | 1 FPMain.asm 478 | Code | 11 | | 2 | 00/05F0 : F0 BE | BEQ MDEND ;NORM. QUOTIENT AND CORRECT SIGN.
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498 | 1 FPMain.asm 479 | Code | 11 | | 2 | 00/05F2 : 86 C8 | MD2 STX {$C6}+2
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499 | 1 FPMain.asm 480 | Code | 11 | | 2 | 00/05F4 : 86 C7 | STX {$C6}+1 ;CLEAR MANT1 (3 BYTES) FOR MUL/DIV.
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500 | 1 FPMain.asm 481 | Code | 11 | | 2 | 00/05F6 : 86 C6 | STX {$C6}
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501 | 1 FPMain.asm 482 | Code | 11 | | 2 | 00/05F8 : B0 0D | BCS OVCHK ;IF CALC. SET CARRY,CHECK FOR OVFL
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502 | 1 FPMain.asm 483 | Code | 11 | | 2 | 00/05FA : 30 04 | BMI MD3 ;IF NEG THEN NO UNDERFLOW.
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503 | 1 FPMain.asm 484 | Code | 11 | | 1 | 00/05FC : 68 | PLA ;POP ONE RETURN LEVEL.
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504 | 1 FPMain.asm 485 | Code | 11 | | 1 | 00/05FD : 68 | PLA
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505 | 1 FPMain.asm 486 | Code | 11 | | 2 | 00/05FE : 90 B2 | BCC NORMX ;CLEAR X1 AND RETURN.
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506 | 1 FPMain.asm 487 | Code | 11 | | 2 | 00/0600 : 49 80 | MD3 EOR #$80 ;COMPLEMENT SIGN BIT OF EXPONENT.
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507 | 1 FPMain.asm 488 | Code | 11 | | 2 | 00/0602 : 85 C5 | STA {$C5} ;STORE IT.
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508 | 1 FPMain.asm 489 | Code | 11 | | 2 | 00/0604 : A0 17 | LDY #$17 ;COUNT 24 MUL/23 DIV ITERATIONS.
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509 | 1 FPMain.asm 490 | Code | 11 | | 1 | 00/0606 : 60 | RTS ;RETURN.
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510 | 1 FPMain.asm 491 | Code | 11 | | 2 | 00/0607 : 10 F7 | OVCHK BPL MD3 ;IF POSITIVE EXP THEN NO OVFL.
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511 | 1 FPMain.asm 492 | Code | 11 | | 3 | 00/0609 : 4C 10 0C | OVFL JMP {$C10}
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512 | 1 FPMain.asm 493 | Comment | 11 | | 0 | 00/060C | * ORG $F63D
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513 | 1 FPMain.asm 494 | Code | 11 | | 3 | 00/060C : 20 8D 05 | FIX1 JSR RTAR
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514 | 1 FPMain.asm 495 | Code | 11 | | 2 | 00/060F : A5 C5 | FIX LDA {$C5} ; <------------------------------ fp to int
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515 | 1 FPMain.asm 496 | Code | 11 | | 2 | 00/0611 : 10 13 | BPL UNDFL
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516 | 1 FPMain.asm 497 | Code | 11 | | 2 | 00/0613 : C9 8E | CMP #$8E
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517 | 1 FPMain.asm 498 | Code | 11 | | 2 | 00/0615 : D0 F5 | BNE FIX1
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518 | 1 FPMain.asm 499 | Code | 11 | | 2 | 00/0617 : 24 C6 | BIT {$C6}
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519 | 1 FPMain.asm 500 | Code | 11 | | 2 | 00/0619 : 10 0A | BPL FIXRTS
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520 | 1 FPMain.asm 501 | Code | 11 | | 2 | 00/061B : A5 C8 | LDA {$C6}+2
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521 | 1 FPMain.asm 502 | Code | 11 | | 2 | 00/061D : F0 06 | BEQ FIXRTS
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522 | 1 FPMain.asm 503 | Code | 11 | | 2 | 00/061F : E6 C7 | INC {$C6}+1
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523 | 1 FPMain.asm 504 | Code | 11 | | 2 | 00/0621 : D0 02 | BNE FIXRTS
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524 | 1 FPMain.asm 505 | Code | 11 | | 2 | 00/0623 : E6 C6 | INC {$C6}
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525 | 1 FPMain.asm 506 | Code | 11 | | 1 | 00/0625 : 60 | FIXRTS RTS
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526 | 1 FPMain.asm 507 | Code | 11 | | 2 | 00/0626 : A9 00 | UNDFL LDA #$0
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527 | 1 FPMain.asm 508 | Code | 11 | | 2 | 00/0628 : 85 C6 | STA {$C6}
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528 | 1 FPMain.asm 509 | Code | 11 | | 2 | 00/062A : 85 C7 | STA {$C6}+1
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529 | 1 FPMain.asm 510 | Code | 11 | | 1 | 00/062C : 60 | RTS
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530 | 1 FPMain.asm 511 | Comment | 11 | | 0 | 00/062D | ** Input Dynamic Data append in the end of Unidisk routine **
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531 | 1 FPMain.asm 512 | Data | 11 | | 1 | 00/062D : 00 | FP1 dfb $00
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532 | 1 FPMain.asm 513 | Data | 11 | | 1 | 00/062E : 00 | dfb $00
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533 | 1 FPMain.asm 514 | Data | 11 | | 1 | 00/062F : 00 | dfb $00
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534 | 1 FPMain.asm 515 | Data | 11 | | 1 | 00/0630 : 00 | dfb $00
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535 | 1 FPMain.asm 516 | Comment | 11 | | 0 | 00/0631 | *
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536 | 1 FPMain.asm 517 | Data | 11 | | 1 | 00/0631 : 00 | FP2 dfb $00
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537 | 1 FPMain.asm 518 | Data | 11 | | 1 | 00/0632 : 00 | dfb $00
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538 | 1 FPMain.asm 519 | Data | 11 | | 1 | 00/0633 : 00 | dfb $00
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539 | 1 FPMain.asm 520 | Data | 11 | | 1 | 00/0634 : 00 | dfb $00
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------+----------------------+-------------+----+---------+------+-----------------------+-------------------------------------------------------------------
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